Most Common Computer Terms and Acronyms

Computer Terms and Acronyms: A - B

  • ACL: Access Control List

  • ADC: Analog-to-Digital Converter

  • ADF: Automatic Document Feeder

  • ADSL: Asymmetric Digital Subscriber Line

  • AGP: Accelerated Graphics Port

  • AIFF: Audio Interchange File Format

  • AIX: Advanced Interactive Executive

  • ANSI: American National Standards Institute

  • API: Application Program Interface

  • ARP: Address Resolution Protocol

  • ASCII: American Standard Code for Information Interchange

  • ASP: Active Server Page or Application Service Provider

  • ATA: Advanced Technology Attachment

  • ATM: Asynchronous Transfer Mode

  • BASIC: Beginner's All-purpose Symbolic Instruction Code

  • Bcc: Blind Carbon Copy

  • BIOS: Basic Input/Output System

  • Blob: Binary Large Object

  • BMP: Bitmap

Computer Terms and Acronyms: C - D

  • CAD: Computer-Aided Design

  • Cc: Carbon Copy

  • CCD: Charged Coupled Device

  • CD: Compact Disc

  • CD-R: Compact Disc Recordable

  • CD-ROM: Compact Disc Read-Only Memory

  • CD-RW: Compact Disc Re-Writable

  • CDMA: Code Division Multiple Access

  • CGI: Common Gateway Interface

  • CISC: Complex Instruction Set Computing

  • CMOS: Complementary Metal Oxide Semiconductor

  • CMYK: Cyan Magenta Yellow Black

  • CPA: Cost Per Action

  • CPC: Cost Per Click

  • CPL: Cost Per Lead

  • CPM: Cost Per 1,000 Impressions

  • CPS: Classroom Performance System

  • CPU: Central Processing Unit

  • CRM: Customer Relationship Management

  • CRT: Cathode Ray Tube

  • CSS: Cascading Style Sheet

  • CTP: Composite Theoretical Performance

  • CTR: Click-Through Rate

  • DAC: Digital-to-Analog Converter

  • DBMS: Database Management System

  • DDR: Double Data Rate

  • DDR2: Double Data Rate 2

  • DHCP: Dynamic Host Configuration Protocol

  • DIMM: Dual In-Line Memory Module

  • DLL: Dynamic Link Library

  • DMA: Direct Memory Access

  • DNS: Domain Name System

  • DOS: Disk Operating System

  • DPI: Dots Per Inch

  • DRAM: Dynamic Random Access Memory

  • DRM: Digital Rights Management

  • DSL: Digital Subscriber Line

  • DSLAM: Digital Subscriber Line Access Multiplexer

  • DTD: Document Type Definition

  • DV: Digital Video

  • DVD: Digital Versatile Disc

  • DVD+R: Digital Versatile Disc Recordable

  • DVD+RW: Digital Versatile Disk Rewritable

  • DVD-R: Digital Versatile Disc Recordable

  • DVD-RAM: Digital Versatile Disc Random Access Memory

  • DVD-RW: Digital Versatile Disk Rewritable

  • DVI: Digital Video Interface

  • DVR: Digital Video Recorder

Computer Terms and Acronyms: E - H

  • ECC: Error Correction Code

  • EDI: Electronic Data Interchange

  • EPS: Encapsulated PostScript

  • EUP: Enterprise Unified Process

  • FAQ: Frequently Asked Questions

  • FIFO: First In, First Out

  • FiOS: Fiber Optic Service

  • FPU: Floating Point Unit

  • FSB: Frontside Bus

  • FTP: File Transfer Protocol

  • GIF: Graphics Interchange Format

  • GIGO: Garbage In, Garbage Out

  • GIS: Geographic Information Systems

  • GPS: Global Positioning System

  • GPU: Graphics Processing Unit

  • GUI: Graphical User Interface

  • GUID: Globally Unique Identifier

  • HDMI: High-Definition Multimedia Interface

  • HDTV: High Definition Televsion

  • HDV: High-Definition Video

  • HFS: Hierarchical File System

  • HSF: Heat Sink and Fan

  • HTML: Hyper-Text Markup Language

  • HTTP: HyperText Transfer Protocol

  • HTTPS: HyperText Transport Protocol Secure

Computer Terms and Acronyms: I - L

  • I/O: Input/Output

  • ICANN: Internet Corporation For Assigned Names and Numbers

  • ICF: Internet Connection Firewall

  • ICMP: Internet Control Message Protocol

  • ICS: Internet Connection Sharing

  • IDE: Integrated Device Electronics or Integrated Development Environment

  • IEEE: Institute of Electrical and Electronics Engineers

  • IGP: Integrated Graphics Processor

  • IM: Instant Message

  • IMAP: Internet Message Access Protocol

  • InterNIC: Internet Network Information Center

  • IP: Internet Protocol

  • IPX: Internetwork Packet Exchange

  • IRC: Internet Relay Chat

  • IRQ: Interrupt Request

  • ISA: Industry Standard Architecture

  • iSCSI: Internet Small Computer Systems Interface

  • ISDN: Integrated Services Digital Network

  • ISO: International Organization for Standardization

  • ISP: Internet Service Provider

  • IT: Information Technology

  • IVR: Interactive Voice Response

  • JPEG: Joint Photographic Experts Group

  • JRE: Java Runtime Environment

  • JSP: Java Server Page

  • Kbps: Kilobits Per Second

  • KVM Switch: Keyboard, Video, and Mouse Switch

  • LAN: Local Area Network

  • LCD: Liquid Crystal Display

  • LDAP: Lightweight Directory Access Protocol

  • LIFO: Last In, First Out

  • LPI: Lines Per Inch

  • LUN: Logical Unit Number

Computer Terms and Acronyms: M - O

  • MAC Address: Media Access Control Address

  • MANET: Mobile Ad Hoc Network

  • Mbps: Megabits Per Second

  • MCA: Micro Channel Architecture

  • MIDI: Musical Instrument Digital Interface

  • MIPS: Million Instructions Per Second

  • MP3: MPEG-1 Audio Layer-3

  • MPEG: Moving Picture Experts Group

  • MTU: Maximum Transmission Unit

  • NAT: Network Address Translation

  • NetBIOS: Network Basic Input/Output System

  • NIC: Network Interface Card

  • NNTP: Network News Transfer Protocol

  • NOC: Network Operations Center

  • NTFS: New Technology File System

  • OASIS: Organization for the Advancement of Structured Information Standards

  • OCR: Optical Character Recognition

  • ODBC: Open Database Connectivity

  • OEM: Original Equipment Manufacturer

  • OLAP: Online Analytical Processing

  • OLE: Object Linking and Embedding

  • OOP: Object-Oriented Programming

  • OSPF: Open Shortest Path First

Computer Terms and Acronyms: P - R

  • P2P: Peer To Peer

  • PC: Personal Computer

  • PCB: Printed Circuit Board

  • PCI: Peripheral Component Interconnect

  • PCI-X: Peripheral Component Interconnect Extended

  • PCMCIA: Personal Computer Memory Card International Association

  • PDA: Personal Digital Assistant

  • PDF: Portable Document Format

  • PHP: Hypertext Preprocessor

  • PIM: Personal Information Manager

  • PMU: Power Management Unit

  • PNG: Portable Network Graphic

  • POP3: Post Office Protocol

  • PPC: Pay Per Click

  • PPGA: Plastic Pin Grid Array

  • PPI: Pixels Per Inch

  • PPL: Pay Per Lead

  • PPM: Pages Per Minute

  • PPP: Point to Point Protocol

  • PPTP: Point-to-Point Tunneling Protocol

  • PRAM: Parameter Random Access Memory

  • PS/2: Personal System/2

  • QBE: Query By Example

  • RAID: Redundant Array of Independent Disks

  • RAM: Random Access Memory

  • RDF: Resource Description Framework

  • RDRAM: Rambus Dynamic Random Access Memory

  • RGB: Red Green Blue

  • RISC: Reduced Instruction Set Computing

  • ROM: Read-Only Memory

  • RPC: Remote Procedure Call

  • RPM: Revenue Per 1,000 Impressions

  • RSS: RDF Site Summary

  • RTE: Runtime Environment

  • RTF: Rich Text Fomat

  • RUP: Rational Unified Process

Computer Terms and Acronyms: S - T

  • SAN: Storage Area Network

  • SATA: Serial Advanced Technology Attachment

  • SCSI: Small Computer System Interface

  • SD: Secure Digital

  • SDRAM: Synchronous Dynamic Random Access Memory

  • SDSL: Symmetric Digital Subscriber Line

  • SEO: Search Engine Optimization

  • SIMM: Single In-Line Memory Module

  • SKU: Stock Keeping Unit

  • SLI: Scalable Link Interface

  • SMART: Self-Monitoring Analysis And Reporting Technology

  • SMB: Server Message Block

  • SMS: Short Message Service

  • SMTP: Simple Mail Transfer Protocol

  • SNMP: Simple Network Management Protocol

  • SO-DIMM: Small Outline Dual In-Line Memory Module

  • SOA: Service Oriented Architecture

  • SOAP: Simple Object Access Protocol

  • SQL: Structured Query Language

  • SRAM: Static Random Access Memory

  • sRGB: Standard Red Green Blue

  • SSH: Secure Shell

  • SSID: Service Set Identifier

  • SSL: Secure Sockets Layer

  • TCP/IP: Transmission Control Protocol/Internet Protocol

  • TFT: Thin-Film Transistor

  • TIFF: Tagged Image File Format

  • TTL: Time To Live

  • TWAIN: Toolkit Without An Informative Name

Computer Terms and Acronyms: U - Z

  • UDDI: Universal Description Discovery and Integration

  • UDP: User Datagram Protocol

  • UML: Unified Modeling Language

  • UNC: Universal Naming Convention

  • UPnP: Universal Plug and Play

  • UPS: Uninterruptible Power Supply

  • URI: Uniform Resource Identifier

  • URL: Uniform Resource Locator

  • USB: Universal Serial Bus

  • VCI: Virtual Channel Identifier

  • VFAT: Virtual File Allocation Table

  • VGA: Video Graphics Array

  • VLB: VESA Local Bus

  • VLE: Virtual Learning Environment

  • VoIP: Voice Over Internet Protocol

  • VPI: Virtual Path Identifier

  • VPN: Virtual Private Network

  • VRAM: Video Random Access Memory

  • VRML: Virtual Reality Modeling Language

  • WAIS: Wide Area Information Server

  • WAN: Wide Area Network

  • WEP: Wired Equivalent Privacy

  • Wi-Fi: Wireless Fidelity

  • WPA: Wi-Fi Protected Access

  • WWW: World Wide Web

  • XHTML: Extensible Hypertext Markup Language

  • XML: Extensible Markup Language

  • XSLT: Extensible Style Sheet Language Transformation

  • Y2K: Year 2000

  • ZIF: Zero Insertion Force